Home / 15,400,531.26-23,123,505.78-8,590,410.18

Finding the Fourth Proportional to 15,400,531.26, 23,123,505.78 and 8,590,410.18

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Solution

The fourth proportional to 15,400,531.26, 23,123,505.78 and 8,590,410.18 is: 12,898,282.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,400,531.26 : 23,123,505.78 = 8,590,410.18 : x
  2. Step 2: Convert to fraction form
    15,400,531.26/23,123,505.78 = 8,590,410.18/x
  3. Step 3: Cross multiply
    15,400,531.26x = 23,123,505.78 × 8,590,410.18
  4. Step 4: Simplify right side
    15,400,531.26x = 198,640,399,449,800.84
  5. Step 5: Solve for x
    x = 198,640,399,449,800.84/15,400,531.26
  6. Step 6: Final answer
    x = 12,898,282.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.